berendesashton1 berendesashton1
  • 26-01-2018
  • Mathematics
contestada

Reese is seven years younger than Emily. If the sum of their ages is 37, find the age of each girl.

Respuesta :

cdw2014
cdw2014 cdw2014
  • 26-01-2018
R = E - 7
R + E = 37

Substitute E - 7 in for R.

(E-7) + E = 37

2E - 7 = 37

2E = 44

E = 22

If Emily is 22, then Reese must be 22-7 = 15.
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